'll be joint staffers who are doing the real science and math on this on exactly what formations, what capabilities, and, therefore, how many civilians and military need to remain. i think that if you go to one end of the spectrum and go with just a few thousand soldiers, that's not enough to really secure yourself or do either too well. i think that's what my own research is doing. talking to a lot of smarter people in the week here in the capital region. if you go very large, you could run the risk of having the security forces from afghanistan become too reliant in those areas upon us because we're there taking care of them. i think they can be mitigated, i really do. there's got to be a really good, i think, science to exactly how you approach troops to task based upon the missions that we're given. that really is what needs to happen militarily. economically, we've got to stay informed in the -- invested in the region. you've got to have security forces. it's a sustainable force that works for afghans in the outyears. at the same time, diplomatically you've got to continue reconci